United States · 1991–2020 normal

Nantucket in
September.

Typical September weather in Nantucket: 21.7°C by day, 14.1°C at night, 90 mm of rain over 6.1 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high21.7°C
Typical low14.1°C
Rain90 mm
Wet days6.1

Comfort score 80 this month (July leads the year at 90). Daylight is calculated as 12 h 25 from latitude 41.28°. Open-water sea temperature is 18.4°C (10 km from the place centre).

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4944903
NOAA station
USW00014756 · NANTUCKET MEM AP
Station distance
4.7 km from the place centre
Coverage
Good coverage · 23 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.